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fractional 音标拼音: [fr'ækʃənəl] a. 微少的,断片的,分数的,部分的,碎片的,分馏的 微少的,断片的,分数的,部分的,碎片的,分馏的 fractional分数 fractional adj 1: constituting or comprising a part or fraction of a possible whole or entirety; " a fractional share of the vote"; " a partial dose" [ ant: { whole}] Fractional \ Frac" tion* al\, a. 1. Of or pertaining to fractions or a fraction; constituting a fraction; as, fractional numbers. [ 1913 Webster] 2. Relatively small; inconsiderable; insignificant; as, a fractional part of the population. [ 1913 Webster] { Fractional crystallization} ( Chem.), a process of gradual and approximate purification and separation, by means of repeated solution and crystallization therefrom. { Fractional currency}, small coin, or paper notes, in circulation, of less value than the monetary unit. { Fractional distillation} ( Chem.), a process of distillation so conducted that a mixture of liquids, differing considerably from each other in their boiling points, can be separated into its constituents. [ 1913 Webster]
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